Add sub-headings for the view modules
Document views and views.login
Document views.divisions

Skipping the single external API view and internal utility classes.
Document views.requests

Added the graphviz extension to the Sphinx config for the request state diagram.
Have User, Group and Division importable from evesrp.auth
Document non-authentication models
Update various places where documentation has gotten out of date

Mainly fixing links and such.